1280521899

素因数分解:

$3^3\times {\mathrm{59}}^1\times {\mathrm{653}}^1\times {\mathrm{1231}}^1$

素因数の和:1952

約数の個数: 32

約数和(自身を含む): 1933747200

約数和(自身を除く): 653225301

約数列:

[1, 3, 9, 27, 59, 177, 531, 653, 1231, 1593, 1959, 3693, 5877, 11079, 17631, 33237, 38527, 72629, 115581, 217887, 346743, 653661, 803843, 1040229, 1960983, 2411529, 7234587, 21703761, 47426737, 142280211, 426840633, 1280521899]

約数ペア:

[(1, 1280521899), (3, 426840633), (9, 142280211), (27, 47426737), (59, 21703761), (177, 7234587), (531, 2411529), (653, 1960983), (1231, 1040229), (1593, 803843), (1959, 653661), (3693, 346743), (5877, 217887), (11079, 115581), (17631, 72629), (33237, 38527)]